The function f(x) = -0.0019x² +0.8444x + 5 models the height of a launched rocket. The function gives the vertical height as a function of the horizontal height in feet. Which are heights that the rocket was at along its path?
50 feet
75 feet
100 feet
200 feet
600 feet

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red

What expression is equivalent to (84+16)